For today's coding challenge, you'll get an array of chess pieces you still have on the board. Your job is to determine the value of pieces your opponent has captured. Check it out on the freeCodeCamp mobile app.
For today's coding challenge, you'll get two integers. You'll need to determine if you can evenly divide the first one by the second one. See if you can solve it on the freeCodeCamp mobile app.
For today's coding challenge, you'll get an integer representing the number of years a couple has been married. You'll need to return their most recent anniversary milestone - you know, like silver for 25 years, gold for 50, and so on. Check it out on the freeCodeCamp mobile app.
For today's coding challenge, you'll get a string and you'll need to return the sum of its letters based on some rules. Check it out on the freeCodeCamp mobile app.
Winter Olympics, Day 3! For today's coding challenge, you'll need to figure out how many penalty yards a Biathlete must ski to make up for a certain number of targets missed. See if you can solve it on the freeCodeCamp mobile app.
Winter Olympics, Day 4! For today's coding challenge, you'll calculate your score in the ski jump and determine whether or not you won a medal. Check it out on the freeCodeCamp mobile app.
Winter Olympics, Day 2! For today's coding challenge, you'll get a snowboarder's starting stance and a rotation in degrees. Your task will be to determine their landing stance. Check it out on the freeCodeCamp mobile app.
Today marks the start of the 2026 Winter Olympics! For your coding challenge, you'll get a two letter country code and you'll need to return the flag of that country. See if you can solve it on the freeCodeCamp mobile app.
I'm thrilled to announce: freeCodeCamp just launched our new Python certification. 🐍
🏛️ Learn programming fundamentals
🛠️ Build projects
✏️ Take the final exam
📜 Earn the cert
All this runs right in your browser. It's 1 of 6 certs in Ver. 10 of our Full Stack Dev Curriculum.
For today's coding challenge, you'll get a string that contains a blockquote in markdown. Your task is to return the equivalent HTML string. Go try and solve it on the freeCodeCamp mobile app.
Announcing freeCodeCamp's FREE English for Developers level A2 certification. 📜
Now you can learn English grammar, vocab, reading, listening – all with characters and stories set in a Silicon Valley tech company.
Coursework, exam, and verified certs are all live today.
For today's coding challenge, you'll need to determine if a vehicle is speeding given a particular speed limit. Here's the catch: the vehicle speed is in miles per hour, and the speed limit is in kilometers per hour. Check it out on the freeCodeCamp mobile app.
For today's coding challenge, you'll get a string of characters. Your challenge is to return the number of unique ways the characters can be rearranged. So if you have the string "abb", how many different ways can you arrange those letters? Go check it out on the freeCodeCamp mobile app.